CN218457722U

CN218457722U - Adjustable seat

Info

Publication number: CN218457722U
Application number: CN202222926400.8U
Authority: CN
Inventors: 张号; 张婧怡
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-02-10
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses an adjustable seat, which belongs to the technical field of seats, the use scene of the prior adjustable seat is classified more, and all have corresponding products, and the use scene of such products is fixed, and the prior seat is mostly the angle adjustment between the backrest and the sitting stool and the adjustment of self height, can not carry out posture auxiliary adjustment to lying, sitting and handstand, the utility model discloses adjust the angle between the seat board and the supporting seat, realize the switching to sitting, lying and handstand, thereby change the head of lying human body and the height drop of shank, and then improve the blood supply of brain, slow down the leg pressure, can help the target crowd of handstand exercise, overcome the unfavorable factors such as upper limbs strength is not enough, the skill is not enough, the activity is inconvenient, simply and safely carry out handstand exercise; the multifunctional sofa can be used as a sofa or a seat, can perform the daily use function of a family, can adjust the telescopic length when not used, and can be folded to be convenient for storage and carrying.

Description

Adjustable seat

Technical Field

The utility model relates to the technical field of seats, specifically an adjustable seat.

Background

A seat is a common piece of furniture. The existing chair mainly comprises a base, a chair seat and a chair back, the height of the chair is fixed initially, and along with the development of science and technology and the improvement of requirements of people on the chair, the chair which is better in applicability and can be adjusted according to the requirements of human bodies appears.

The use scene classification of current adjustable seat is more, and all there is corresponding product, and the use scene of this type of product is fixed, therefore its functionality is also comparatively single and fixed, there is the obstacle on functionality and convenience for other scenes, and take exercise at home, life facility and the supplementary application scene of medical care can be more use to the seat that can adjust the gesture, current seat is mostly lean against and sit the angle modulation between the bench and the regulation of self height, can not be to lying, the position of sitting and handstand carry out posture auxiliary control, for this reason, an adjustable seat is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable seat to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable seat, comprising: the base mechanism, the backrest mechanism and the support leg mechanism;

the base mechanism comprises a supporting seat, two third fixing pieces are fixedly connected to the outer portion of the supporting seat, a first rotating shaft is fixedly connected to the outer portions of the two third fixing pieces, a seat plate is mounted on the outer portion of the first rotating shaft, two third sliding grooves are formed in the outer portion of the seat plate and are in sliding connection with the first rotating shaft, a plurality of fifth through holes are formed in the outer portion of each third fixing piece in an equidistant circumferential arrangement mode, a sixth threaded rod is connected to the inner portion of the seat plate in a threaded mode, and one end of the sixth threaded rod penetrates through the fifth through holes;

the backrest mechanism comprises two first fixing plates, the two first fixing plates are fixedly connected to the outer portion of the seat plate, the outer portions of the two first fixing plates are fixedly connected with a second rotating shaft, the outer portion of the second rotating shaft is rotatably connected with a first shell, a second expansion plate is slidably connected to the inner portion of the first shell, two first sliding blocks are fixedly connected to the outer portion of the second expansion plate, two second sliding grooves are formed in the outer portion of the first shell, the two second sliding grooves are respectively slidably connected with the two first sliding blocks, a fifth threaded rod is connected to the outer portion of the first shell in a threaded manner, a plurality of second through holes are formed in the outer portion of the first fixing plates in an equidistant circumferential arrangement mode, and one end of the fifth threaded rod penetrates through the second through holes;

the supporting leg mechanism comprises two second fixing pieces and two second fixing pieces, wherein the second fixing pieces are fixedly connected to the outside of the seat plate, the second fixing pieces are fixedly connected to a third rotating shaft, a second shell is connected to the outside of the third rotating shaft in a rotating mode, a first expansion plate is connected to the inside of the second shell in a sliding mode, two second sliding blocks are fixedly connected to the outside of the first expansion plate in a sliding mode, two first sliding grooves are formed in the outside of the second shell, the second sliding blocks are connected to the inside of the first sliding grooves in a sliding mode, a plurality of first through holes are formed in the circumference of the outside of the second fixing pieces in an equidistant mode, a fourth threaded rod is connected to the inside of the second shell in a threaded mode, and one end of the fourth threaded rod penetrates through the first through holes.

Preferably, the outer part of the first shell is connected with two third threaded rods in a threaded manner, a plurality of third through holes are formed in the outer part of the second expansion plate, and one ends of the third threaded rods are inserted into the third through holes.

Preferably, the inner threads of the second shell are connected with two second threaded rods, a plurality of fourth through holes are formed in the outer portion of the first expansion plate, and one ends of the second threaded rods are inserted into the fourth through holes.

Preferably, four fixed blocks, four of the outside fixedly connected with of supporting seat the equal threaded connection in inside of fixed block has first threaded rod, the universal wheel is installed to the one end of first threaded rod, the rubber pad is installed to the bottom of supporting seat.

Preferably, a back cushion is installed outside the second expansion plate, and a seat cushion is installed on the seat plate.

Preferably, two handrails are fixedly connected to the seat plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model adjusts the angle between the seat plate and the support seat, realizes the switching of sitting posture, lying and handstand, thereby changing the height difference between the head and the legs of the lying human body, further improving the blood supply of the brain, reducing the pressure of the legs, and providing a new resting, exercising and health care mode for the user; meanwhile, the target people can be helped to do handstand exercise by adjusting the angle between the seat plate and the supporting seat and adjusting the angles between the first shell, the second shell and the seat plate, so that the disadvantages of insufficient strength of upper limbs, insufficient skill, inconvenient movement and the like are overcome, and the handstand exercise is simply and safely carried out; and can regard as sofa, seat to use, the daily service function of performance family, through adjusting to straight angle, the utility model discloses can change into portable stretcher, for the user that has the needs provides timely help and facility, can adjust flexible length, fold and be convenient for accomodate and carry.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic structural view of the rubber pad of the present invention;

fig. 4 is a schematic structural view of a second through hole in the present invention;

fig. 5 is a schematic structural view of a second expansion plate of the present invention;

fig. 6 is a schematic structural view of a first expansion plate of the present invention;

fig. 7 is an enlarged schematic view of the area a in fig. 3 according to the present invention.

In the figure: 1. a supporting base; 2. a first housing; 3. a first fixing sheet; 4. a cushion; 5. a first through hole; 6. a second fixing sheet; 7. a second housing; 8. a first expansion plate; 9. a first chute; 10. a universal wheel; 11. a first threaded rod; 12. back cushion; 13. a first rotating shaft; 14. a second rotating shaft; 15. a first slider; 16. a second chute; 17. a second expansion plate; 18. a second through hole; 19. a seat plate; 20. a third rotating shaft; 21. a second slider; 22. a second threaded rod; 23. a fixed block; 24. a third threaded rod; 25. A rubber pad; 27. a fourth threaded rod; 28. a third chute; 29. a third through hole; 30. a fifth threaded rod; 31. a fourth via hole; 32. a third fixing sheet; 33. a fifth through hole; 34. a handrail; 35. and a sixth threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution:

an adjustable seat, comprising: the base mechanism, lean against the mechanism and landing leg mechanism.

As shown in fig. 2 to 7, the base mechanism is composed of: base mechanism includes supporting seat 1, two third stationary blades 32 of outside fixedly connected with of supporting seat 1, the first pivot 13 of the equal fixedly connected with in outside of two third stationary blades 32, the externally mounted of first pivot 13 has bedplate 19, two third spout 28 have been seted up to the outside of bedplate 19, third spout 28 and first pivot 13 sliding connection, a plurality of fifth through-hole 33 has been seted up to the outside equidistance circumference range of third stationary blade 32, the internal thread of bedplate 19 is connected with sixth threaded rod 35, fifth through-hole 33 is run through to the one end of sixth threaded rod 35.

As shown in fig. 2-7, the principle of the base mechanism: the sixth threaded rod 35 is pulled out of the fifth through hole 33, then the seat plate 19 is rotated for a certain angle, and then the sixth threaded rod 35 is rotated again to be inserted into one fifth through hole 33, so that the seat plate 19 and the third fixing plate 32 are kept fixed in angle, the angle between the seat plate 19 and the supporting seat 1 is adjusted, and the switching of sitting posture, lying and handstand is realized.

As shown in fig. 1 to 5, the backrest mechanism is composed of: the backrest mechanism comprises two first fixing pieces 3, two equal fixed connection of the first fixing pieces 3 are arranged outside the seat plate 19, two equal fixed connection of the outside of the first fixing pieces 3 are connected with a second rotating shaft 14, the outside of the second rotating shaft 14 is connected with the first shell 2 in a rotating mode, the inside of the first shell 2 is connected with a second expansion plate 17 in a sliding mode, two first sliding blocks 15 of the outside of the second expansion plate 17 are fixedly connected with two first sliding blocks 15, two second sliding grooves 16 are formed in the outside of the first shell 2, the two second sliding grooves 16 are respectively connected with the two first sliding blocks 15 in a sliding mode, the outside of the first shell 2 is connected with a fifth threaded rod 30 in a threaded mode, a plurality of second through holes 18 are formed in the outside equidistant circumferential arrangement of the first fixing pieces 3, and one end of the fifth threaded rod 30 penetrates through the second through holes 18.

As shown in fig. 1 to 5, the principle of the backrest mechanism: the fifth screw bar 30 is rotated to draw the fifth screw bar 30 out of the first fixing plate 3, and then the angle of the first casing 2 is adjusted according to the sitting posture and the lying down, and the fifth screw bar 30 is rotated to screw the fifth screw bar 30 back into the second through hole 18 of the first fixing plate 3.

As shown in fig. 2 to 6, the leg mechanism is composed of: landing leg mechanism includes two second stationary blades 6, the equal fixed connection in bedplate 19's outside of two second stationary blades 6, the equal fixedly connected with third pivot 20 in outside of two second stationary blades 6, the outside of third pivot 20 is rotated and is connected with second casing 7, the inside sliding connection of second casing 7 has first expansion plate 8, two second sliders 21 of the outside fixedly connected with of first expansion plate 8, two first spouts 9 have been seted up to the outside of second casing 7, two second sliders 21 difference sliding connection in the inside of two first spouts 9, the first through-hole 5 of a plurality of has been seted up to the outside equidistance circumference range of second stationary blade 6, the inside threaded connection of second casing 7 has fourth threaded rod 27, first through-hole 5 is run through to the one end of fourth threaded rod 27.

As shown in fig. 2 to 6, the principle of the leg mechanism: the fourth screw rod 27 is rotated to draw out the fourth screw rod 27 from the second fixing plate 6, then the angle between the second casing 7 and the seat plate 19 is adjusted to adapt to the posture to be adjusted, and after the adjustment, the fourth screw rod 27 is rotated to be inserted into the first through hole 5 again to fix the second fixing plate 6 and the second casing 7.

In order to fix the second expansion plate 17 after adjusting the length between the second expansion plate 17 and the first shell 2, the external thread of the first shell 2 is connected with two third threaded rods 24, a plurality of third through holes 29 are formed in the external part of the second expansion plate 17, and one ends of the third threaded rods 24 are inserted into the third through holes 29.

In order to fix the first expansion plate 8 after adjusting the length between the first expansion plate 8 and the second shell 7, the inner thread of the second shell 7 is connected with two second threaded rods 22, a plurality of fourth through holes 31 are formed in the outer part of the first expansion plate 8, and one ends of the second threaded rods 22 are inserted into the fourth through holes 31.

In order to make the user experience more comfortable, the second expansion plate 17 is externally provided with a back cushion 12, and the seat plate 19 is provided with a seat cushion 4.

Two handrails 34 are fixedly connected to the seat plate 19 for facilitating the grip of the user and thus preventing the body from slipping.

Four fixed blocks 23 of the outside fixedly connected with of supporting seat 1, the equal threaded connection in inside of four fixed blocks 23 has first threaded rod 11, universal wheel 10 is installed to the one end of first threaded rod 11, rubber pad 25 is installed to the bottom of supporting seat 1, the first threaded rod 11 that rotates four positions respectively makes universal wheel 10 move down, thereby make supporting seat 1 liftoff make this device can remove, first threaded rod 11 of counter-rotation withdraws universal wheel 10, rubber pad 25 increases the frictional force of supporting seat 1 and plays the effect of buffering.

According to the technical scheme, the working steps of the scheme are summarized and carded: the sixth threaded rod 35 is pulled out of the fifth through hole 33, then the seat plate 19 is rotated by a certain angle, the sixth threaded rod 35 is rotated again and inserted into one fifth through hole 33, so that the angle between the seat plate 19 and the third fixing plate 32 is kept fixed, thereby adjusting the angle between the seat plate 19 and the support seat 1, switching between sitting posture, lying down and handstand is realized, the fifth threaded rod 30 is rotated to pull out the fifth threaded rod 30 from the first fixing plate 3, then the angle between the first shell 2 is adjusted according to the sitting posture and lying down, the fifth threaded rod 30 is rotated to screw back the fifth threaded rod 30 into the second through hole 18 of the first fixing plate 3 again, the fourth threaded rod 27 is rotated to pull out the fourth threaded rod 27 from the second fixing plate 6, then the angle between the second shell 7 and the seat plate 19 is adjusted, thereby adapting to the posture required to be adjusted, after adjustment, the fourth threaded rod 27 is rotated again into the first through hole 5, the second fixing plate 6 and the second shell 7 are fixed, after adjustment of the respective first telescopic plate 8 and second telescopic plate 17, the respective lengths of the third threaded rod 24 and the second telescopic plate 17 are adjusted, the universal wheel 11 is moved to the position, thereby moving the universal wheel 11 and the universal wheel 11 to the first telescopic wheel 11 and the second telescopic wheel 11, and the universal wheel 11.

To sum up: the utility model adjusts the angle between the seat plate 19 and the support seat 1 to realize the switching of sitting posture, lying and handstand, thereby changing the height difference between the head and the leg of the lying human body, further improving the blood supply of the brain, reducing the pressure of the leg, and providing a new resting, exercising and health care mode for the user; meanwhile, the target people can be helped to do handstand exercise by adjusting the angle between the seat plate 19 and the support seat 1 and adjusting the angles between the first shell 2, the second shell 7 and the seat plate 19, so that the disadvantages of insufficient upper limb strength, insufficient skill, inconvenient movement and the like are overcome, and the handstand exercise is simply and safely carried out; and can regard as sofa, seat to use, the daily service function of performance family, through adjusting to straight angle, the utility model discloses can change into portable stretcher, for the user that has the needs provides timely help and facility, can adjust flexible length, fold and be convenient for accomodate and carry.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable seat, comprising: the base mechanism, the backrest mechanism and the support leg mechanism are arranged on the base;

the base mechanism comprises a supporting seat (1), two third fixing plates (32) are fixedly connected to the outer portion of the supporting seat (1), a first rotating shaft (13) is fixedly connected to the outer portions of the two third fixing plates (32), a seat plate (19) is installed on the outer portion of the first rotating shaft (13), two third sliding grooves (28) are formed in the outer portion of the seat plate (19), the third sliding grooves (28) are in sliding connection with the first rotating shaft (13), a plurality of fifth through holes (33) are formed in the outer portion of the third fixing plates (32) in an equidistant and circumferential arrangement mode, a sixth threaded rod (35) is connected to the inner portion of the seat plate (19) in a threaded mode, and one end of the sixth threaded rod (35) penetrates through the fifth through holes (33);

the backrest mechanism comprises two first fixing plates (3), the two first fixing plates (3) are fixedly connected to the outer portion of the seat plate (19), the outer portions of the two first fixing plates (3) are fixedly connected with second rotating shafts (14), the outer portions of the second rotating shafts (14) are rotatably connected with a first shell (2), a second expansion plate (17) is slidably connected to the inner portion of the first shell (2), two first sliding blocks (15) are fixedly connected to the outer portions of the second expansion plate (17), two second sliding grooves (16) are formed in the outer portion of the first shell (2), the two second sliding grooves (16) are respectively slidably connected with the two first sliding blocks (15), a fifth threaded rod (30) is connected to the outer portion of the first shell (2), a plurality of second through holes (18) are formed in the outer equidistant circumference of the first fixing plates (3), and one end of the fifth threaded rod (30) penetrates through the second through holes (18);

wherein, landing leg mechanism includes two second stationary blade (6), two the equal fixed connection of second stationary blade (6) in the outside of bedplate (19), two the equal fixedly connected with third pivot (20) in the outside of second stationary blade (6), the outside of third pivot (20) is rotated and is connected with second casing (7), the inside sliding connection of second casing (7) has first expansion plate (8), two outside fixedly connected with second slider (21) of first expansion plate (8), two first spout (9) have been seted up to the outside of second casing (7), two second slider (21) sliding connection respectively in two the inside of first spout (9), a plurality of first through-hole (5) have been seted up to the outside equidistance circumference range of second stationary blade (6), the inside threaded connection of second casing (7) has fourth threaded rod (27), the one end of fourth threaded rod (27) runs through first through-hole (5).

2. An adjustable seat as claimed in claim 1, wherein: the outer thread of the first shell (2) is connected with two third threaded rods (24), a plurality of third through holes (29) are formed in the outer portion of the second expansion plate (17), and one ends of the third threaded rods (24) are inserted into the third through holes (29).

3. An adjustable seat as claimed in claim 1, wherein: the inner thread of the second shell (7) is connected with two second threaded rods (22), a plurality of fourth through holes (31) are formed in the outer portion of the first expansion plate (8), and one ends of the second threaded rods (22) are inserted into the fourth through holes (31).

4. An adjustable seat as claimed in claim 1, wherein: four fixed blocks (23) of outside fixedly connected with of supporting seat (1), four the equal threaded connection in inside of fixed block (23) has first threaded rod (11), universal wheel (10) are installed to the one end of first threaded rod (11), rubber pad (25) are installed to the bottom of supporting seat (1).

5. An adjustable seat as claimed in claim 1, wherein: the outside of second expansion plate (17) is installed back cushion (12), install cushion (4) on bedplate (19).

6. An adjustable seat as claimed in claim 1, wherein: two handrails (34) are fixedly connected to the seat board (19).